"""
Copyright (c) 2022 Huawei Technologies Co.,Ltd.

openGauss is licensed under Mulan PSL v2.
You can use this software according to the terms and conditions of the Mulan PSL v2.
You may obtain a copy of Mulan PSL v2 at:

          http://license.coscl.org.cn/MulanPSL2

THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
See the Mulan PSL v2 for more details.
"""
"""
Case Type   : 导入导出、备份恢复工具支持M*兼容性
Case Name   : gs_dump工具导出兼容M*创建list分区表，使用values in
Create At   : 2023.05.04
Owner       : z@wan005
Description :
    1.创建兼容b库
    2.兼容b库下创建分区表
    3.使用gs_dump工具导出表为纯文本格式
    4.导入之前导出的数据到新库
    5.连接导入库查询表
    6.清理环境
Expect      :
    1.成功
    2.成功
    3.成功
    4.成功
    5.成功，表为分区表
    6.成功
History     :modified by z@wan005，2023.08.18，修改step4
"""

import os
import unittest

from testcase.utils.Common import Common
from testcase.utils.CommonSH import CommonSH
from testcase.utils.Constant import Constant
from testcase.utils.Logger import Logger
from yat.test import Node
from yat.test import macro


class GsDump0011(unittest.TestCase):
    def setUp(self):
        self.log = Logger()
        self.sh_primary = CommonSH('PrimaryDbUser')
        self.dbuser_node = Node('PrimaryDbUser')
        self.constant = Constant()
        self.com = Common()
        self.db_name = "db_dump_0011"
        self.db_name_01 = "db_dump_0011_01"
        self.tb_name = "tb_dump_0011"
        self.dump_path = os.path.join(macro.DB_BACKUP_PATH, 'dump0011')

    def test_server_tools(self):
        self.log.info(f'-----{os.path.basename(__file__)} start-----')
        text = '----step1: 创建兼容b库 expect: 成功----'
        self.log.info(text)
        sql_cmd = f"drop database if exists {self.db_name};" \
                  f"create database {self.db_name} dbcompatibility 'b';" \
                  f"drop database if exists {self.db_name_01};" \
                  f"create database {self.db_name_01} dbcompatibility 'b';"
        self.log.info(sql_cmd)
        sql_result = self.sh_primary.execut_db_sql(sql_cmd)
        self.log.info(sql_result)
        self.assertEqual(2, sql_result.count(
            self.constant.CREATE_DATABASE_SUCCESS), '执行失败:' + text)

        text = '----step2: 兼容b库下创建分区表 expect: 成功----'
        self.log.info(text)
        sql_cmd = f'''drop table if exists {self.tb_name};
        create table {self.tb_name} (col1 int, col2 text(10),col3 double)\
        partition by list(col1)\
        (\
        partition p1 values in (2000),\
        partition p2 values in (3000),\
        partition p3 values in (4000),\
        partition p4 values in (5000)\
        )enable row movement;
        insert {self.tb_name} values(2000,'分区1',456.568),\
        (3000,'分区2',456.568),(4000,'分区3',56.568);'''
        self.log.info(sql_cmd)
        sql_result = self.sh_primary.execut_db_sql(sql_cmd,
                                                   dbname=self.db_name)
        self.log.info(sql_result)
        self.assertIn(self.constant.TABLE_CREATE_SUCCESS, sql_result,
                      '执行失败:' + text)
        self.assertIn('INSERT 0 3', sql_result, '执行失败:' + text)

        text = '----step3: 使用gs_dump工具导出表为纯文本格式 expect: 成功----'
        self.log.info(text)
        gs_dump_cmd = f"source {macro.DB_ENV_PATH};" \
                      f"gs_dump " \
                      f"-p {self.dbuser_node.db_port} " \
                      f"{self.db_name} -F p " \
                      f"-f {self.dump_path}"
        self.log.info(gs_dump_cmd)
        dump_msg = self.dbuser_node.sh(gs_dump_cmd).result()
        self.log.info(dump_msg)
        self.assertIn(f"dump database {self.db_name} successfully",
                      dump_msg, '执行失败:' + text)

        text = '----step4: 导入之前导出的数据到新库 expect: 成功----'
        self.log.info(text)
        gsql_cmd = f"source {macro.DB_ENV_PATH};" \
                   f"gsql -p {self.dbuser_node.db_port} " \
                   f"{self.db_name_01} -r -f {self.dump_path}"
        self.log.info(gsql_cmd)
        gsql_msg = self.dbuser_node.sh(gsql_cmd).result()
        self.log.info(gsql_msg)
        self.assertEqual(1, gsql_msg.count('CREATE TABLE'),
                         '执行失败:' + text)

        text = '--step5: 连接导入库查询表信息 expect: 成功，表为分区表--'
        self.log.info(text)
        sql_cmd = f" select relname ,partstrategy from pg_partition where " \
                  f"relname='{self.tb_name}';" \
                  f"\d+ {self.tb_name}"
        sql_result = self.sh_primary.execut_db_sql(sql_cmd,
                                                   dbname=self.db_name_01)
        self.log.info(sql_result)
        self.assertIn('tb_dump_0011 | l', sql_result, '执行失败:' + text)
        self.assertIn('Number of partitions: 4', sql_result, '执行失败:' + text)

    def tearDown(self):
        text = '---step6: 清理环境 expect: 成功----'
        self.log.info(text)
        sql_cmd = f"drop database if exists {self.db_name};" \
                  f"drop database if exists {self.db_name_01};"
        self.log.info(sql_cmd)
        sql_result = self.sh_primary.execut_db_sql(sql_cmd,
                                                   dbname='postgres')
        self.log.info(sql_result)
        rm_cmd = f"rm -rf {self.dump_path}"
        self.log.info(rm_cmd)
        rm_msg = self.dbuser_node.sh(rm_cmd).result()
        self.log.info(rm_msg)
        self.assertEqual(2,
                         sql_result.count(self.constant.DROP_DATABASE_SUCCESS))
        self.assertEqual('', rm_msg)
        self.log.info(f'-----{os.path.basename(__file__)} end-----')
